| C.B. ... Caconda |
| Cacops ... Cahors |
| Cahuilla ... Calbayog |
| calcarenite ... Calisher, Hortense |
| calisthenics ... camaieu |
| Camaldolese ... Cameroon, history of |
| Cameroon, Mount ... Campoamor y Campoosorio, Ramon de |
| Campobasso ... Candidas |
| candidiasis ... canon law |
| Canon Law, Code of ... Cao Zhi |
| Cao, Diogo ... Capra, Frank |
| Capraia Island ... carbolic acid |
| Carbon ... Carew, Thomas |
| Carey, George ... Carmichael, Stokely |
| Carmina Burana ... Carpaccio, Vittore |
| carpal bone ... Carroll, John |
| Carroll, Lewis ... Cary, Alice; and Cary, Phoebe |
| Cary, Annie Louise ... Cassel, Jean-Pierre |
| Cassella Farbewerke Mainkur Aktiengesellschaft ... Castle Morpeth |
| Castle Point ... catbird |
| catch ... Cattle Raid of Cooley, The |
| cattleya ... Caxias |
| Caxias do Sul ... celestial sphere |
| Celestina, La ... Central American and northern Andean Indian |
| Central American Common Market ... Cerchi, Vieri dei |
| Cerdan, Marcel ... Ch'an |
| Ch'ang O ... chacma |
| Chaco ... Challis, James |
| Challoner, Richard ... Champollion, Jean-Francois |
| Champollion-Figeac, Jacques-Joseph ... Chanson de Roland, La |
| chanson de toile ... charge conjugation |
| charge conservation ... Charles X |
| Charles X Gustav ... Chase, Mary Ellen |
| Chase, Philander ... Cheboksary |
| Cheboygan ... Chemung |
| Chen Boda ... Chesapeake Bay |
| Chesapeake Bay Bridge-Tunnel ... Chia-ching |
| Chia-hsing ... chicory |
| Chicoutimi ... Chilliwack |
| Chiloe Island ... Ching-ti |
| Chingleput ... Chlopicki, Jozef |
| chloral hydrate ... Chomutov |
| Chon Buri ... Christian and Missionary Alliance |
| Christian Brother ... Chrysippus |
| Chrysler Building ... Church Universal and Triumphant |
| Church World Service ... cigarette |
| Cignani, Carlo ... Cisneros, Sandra |
| Cispadane Republic ... Cizin |
| Clackmannanshire ... Clark, Joe |
| Clark, John Bates ... clay mineral |
| clay mineralogy ... Cleopatra |
| Cleopatra I Syra ... clinoptilolite |
| Clinton ... Clovis III |
| clown ... Cobb, Irvin S |
| Cobb, John ... Coco River |
| cocoa ... Cohen, Hermann |
| Cohen, Leonard ... coleopteran |
| Colepeper, John Colepeper, 1st Baron ... Colman, Ronald |
| Colman, Samuel ... Columba, Saint |
| Columban, Saint ... Comino |
| Comiso ... company |
| Company school ... Conan Doyle, Sir Arthur |
| Conant, James B. ... Cone, Fairfax M. |
| cone-headed grasshopper ... connectedness |
| Connecticut ... constable |
| Constable, Archibald ... consumption tax |
| Consus ... Conway, Thomas |
| Conway, William Martin Conway, Baron ... Cooper, Susan Augusta Fenimore |
| Cooper, Thomas ... coracle |
| coral ... Corinto |
| Coriolanus ... coronach |
| Coronado ... Coruna, La |
| corundum ... cottage cheese |
| cottage furniture ... couple |
| couplet ... Coverdale, Miles |
| covered bridge ... Craggs, James |
| Craig, Edward Gordon ... Crawley |
| Craxi, Bettino ... Cresilas |
| cresol ... Crittenden Compromise |
| Crittenden, John J. ... cross-country skiing |
| cross-cousin ... Cruz, Sor Juana Ines de la |
| Cruzeiro ... Cuillin Hills |
| cuirass ... Cundinamarca |
| cuneiform ... Curry, Kid |
| cursillo ... Cuvier, Georges, Baron |
| Cuvillies, Francois de, The Elder ... Cypress Hills |
| cypress pine ... |
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